IMGT reference sequences in FASTA format:

Nucleotide sequences without gaps

The FASTA header contains:
IMGT accession number | gene and allele name | species | functionality | exon name | domain name | domain type | alternative splicing (if it is) | partial (if it is) 
>AF091779|MH1-B*01|Oncorhynchus mykiss|EX1|splicing a|complete|
ATGATAACCACAATTTTAATTTCATTCATGCAGTTTTCCATCGTAG
>AF091779|MH1-B*01|Oncorhynchus mykiss|EX2|[D1]|G-ALPHA1-DOMAIN|splicing a|complete|
CCCCTCATTCTCTTCATCGTCATTGCATCGCAACCCAAGGGACCTTGTATCCGAAAAATA
TCCAGTTGGTAATGATAGATGATGTCATTGTCTATTACTACAACAGCAGTGCTGAACAAG
AGGCCGTAGTGCCGGAATGGTTGAACCACCCTGAGGGAATTGAATTTTGGCAGGAGGTTC
ATCGAAATCTGAAATTTAATCGATATGTAATGGATACTGCTGTGAGAGTAACAAGTGAAC
ATTACAATCATTCACATG
>AF091779|MH1-B*01|Oncorhynchus mykiss|EX3|[D2]|G-ALPHA2-DOMAIN|splicing a|complete|
ATCACTTTTACCAAGCTCATGGACGCTGTGGATGGAAGTCAGACGGAACCACAGAGGCCT
TTATGAGCCATGCATATGACGGCAAAGACTTTGTCAGCTTCGATGTATCGACCAGAACAT
GGACAGCTGCAGTTTCCCATGCTGTTTTTTACAAAAGAAAAAGGGAAACAGATTTAGAAG
ATCTTGTTAGGCTGGTCATTCATTACGAATCTGGATGCATCCGTTGGCTGGAGAAACTGT
TAGAGTTTAGCGTTACAGTTCGAGAACCCAAAG
>AF091779|MH1-B*01|Oncorhynchus mykiss|EX4|[D3]|C-LIKE-DOMAIN|splicing a|complete|
TCCCTGCGGTGAGTCTGTTTGAGAGACCGCCTCATGGCAACTCCGAGGTGGAGGTCACAT
GTCATGTGACAGGGTTCTACCCTCGGGCGGTGCAGGTGGAGTGGCTGGGGGCAGAGGGGC
TTCCCATGGTAGACGGGGTGAACAGTGGCGAGGTGCTGCCCAACGGAGACGGTTCATACC
AGCTAAGGAAGAGCCTGACTGTCCCACAGGAAGCCCAGGACACCCAGAGCTACAGCTGCC
TGGTGCTCCACAGCAGTATAGCTGGGAACATCACAGTAACCTGGG
>AF091779|MH1-B*01|Oncorhynchus mykiss|EX5|splicing a|complete|
CTCCAAAGAAGAACCTGGCCAATGTGCTCATGGCTATAGTCATCATTGTATCTGTAGTCT
TGATACTCACTGTCCTATTCAAGTATTTAGTATGGAGGAGAGCAGTAG
>AF091779|MH1-B*01|Oncorhynchus mykiss|EX6|splicing a|complete|
CACAAAACCCAAGAGGA
>AF091779|MH1-B*01|Oncorhynchus mykiss|F|EX1-6|splicing A|complete|artificial splicing|
ATGATAACCACAATTTTAATTTCATTCATGCAGTTTTCCATCGTAGCCCCTCATTCTCTT
CATCGTCATTGCATCGCAACCCAAGGGACCTTGTATCCGAAAAATATCCAGTTGGTAATG
ATAGATGATGTCATTGTCTATTACTACAACAGCAGTGCTGAACAAGAGGCCGTAGTGCCG
GAATGGTTGAACCACCCTGAGGGAATTGAATTTTGGCAGGAGGTTCATCGAAATCTGAAA
TTTAATCGATATGTAATGGATACTGCTGTGAGAGTAACAAGTGAACATTACAATCATTCA
CATGATCACTTTTACCAAGCTCATGGACGCTGTGGATGGAAGTCAGACGGAACCACAGAG
GCCTTTATGAGCCATGCATATGACGGCAAAGACTTTGTCAGCTTCGATGTATCGACCAGA
ACATGGACAGCTGCAGTTTCCCATGCTGTTTTTTACAAAAGAAAAAGGGAAACAGATTTA
GAAGATCTTGTTAGGCTGGTCATTCATTACGAATCTGGATGCATCCGTTGGCTGGAGAAA
CTGTTAGAGTTTAGCGTTACAGTTCGAGAACCCAAAGTCCCTGCGGTGAGTCTGTTTGAG
AGACCGCCTCATGGCAACTCCGAGGTGGAGGTCACATGTCATGTGACAGGGTTCTACCCT
CGGGCGGTGCAGGTGGAGTGGCTGGGGGCAGAGGGGCTTCCCATGGTAGACGGGGTGAAC
AGTGGCGAGGTGCTGCCCAACGGAGACGGTTCATACCAGCTAAGGAAGAGCCTGACTGTC
CCACAGGAAGCCCAGGACACCCAGAGCTACAGCTGCCTGGTGCTCCACAGCAGTATAGCT
GGGAACATCACAGTAACCTGGGCTCCAAAGAAGAACCTGGCCAATGTGCTCATGGCTATA
GTCATCATTGTATCTGTAGTCTTGATACTCACTGTCCTATTCAAGTATTTAGTATGGAGG
AGAGCAGTAGCACAAAACCCAAGAGGA